تصفح College of Arts & Sciences حسب العنوان
السجلات المعروضة 3014 -- 3033 من 3348
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Uptake of Reactive Black 5 by pumice and walnut activated carbon: Chemistry and adsorption mechanisms
( Korean Society of Industrial Engineering Chemistry , 2014 , Article)The potential of using pumice and walnut wood activated carbon as low-cost adsorbents for the removal of the diazo dye Reactive Black 5 (RB5) from aqueous solutions was investigated. The Langmuir isotherm fit to the data ... -
Uptake of Reactive Black 5 by pumice and walnut activated carbon: Chemistry and adsorption mechanisms
( Elsevier , 2014 , Article)The potential of using pumice and walnut wood activated carbon as low-cost adsorbents for the removal of the diazo dye Reactive Black 5 (RB5) from aqueous solutions was investigated. The Langmuir isotherm fit to the data ... -
Urdu in Devanagari: Shifting orthographic practices and Muslim identity in Delhi
( Cambridge University Press , 2011 , Article)In sociolinguistics, Urdu and Hindi are considered to be textbook examples of digraphia—a linguistic situation in which varieties of the same language are written in different scripts. Urdu has traditionally been written ... -
US hard power in the Arab world: Resistance, the Syrian uprising and the war on terror
( Taylor and Francis , 2016 , Book)Neither stability nor change in the post-colonial Arab world can be fully understood without considering the international context, and American Foreign policy in particular. However, the exact nature of America's presence ... -
Use of DPSIR Framework to Analyze Water Resources in Qatar and Overview of Reverse Osmosis as an Environment Friendly Technology
( John Wiley and Sons Inc. , 2019 , Article Review)Qatar and other countries of Gulf Cooperation Council are among the most water scarce countries in the world and are being characterized as “high‐water risk” countries by Water Resource Institute. Therefore, it is important ... -
USE OF EPORTFOLIOS IN K-12 TEACHER HIRING IN NORTH CAROLINA: PERSPECTIVES OF SCHOOL PRINCIPALS
( Association for Supervision and Curriculum Development , 2012 , Article)This study explored the perceptions of principals involved in the hiring process of K–12 teachers in 11 counties in southeastern North Carolina. Forty-nine principals responded to a survey on ePortfolio use in the hiring ... -
The use of microbial fuel cell for efficient treatment of cauliflower waste and generation of electricity
( Taylor and Francis Ltd. , 2023 , Article)Microbial fuel cell (MFC) is an alternative way for household organic waste treatment as it produces sustainable clean energy. Chemical parameters of the cauliflower leaf waste before treatment were 143.5 mg/g COD, 0.90 ... -
Use of post-stratification in composite sampling for estimating mean
( Springer , 2011 , Article)We show with the results of a study conducted in the Hamadan Province, Iran as to how the use of composite sampling for estimating mean zinc concentration in the soil can help reduce analytical costs by reducing the number ... -
Use of two bacteria for biological control of bayoud disease caused by Fusarium oxysporum in date palm (Phoenix dactylifera L) seedlings
( Elsevier Masson SAS , 2012 , Article)The Bayoud, caused by Fusarium oxysporum f. sp. albedinis (Foa), is the most destructive disease of date palm (Phoenix dactylifera L) in Morocco and Algeria, with no effective control strategy yet available. In this work, ... -
Use of β-cyclodextrin as enhancer of ascorbic acid rejection in permselective films for amperometric biosensor applications
( Elsevier B.V. , 2018 , Article)Interference rejection in amperometric biosensors can be more effective introducing some modifiers during electro-deposition of permselective film. Addition of β-cyclodextrin (βCD), a cyclic oligosaccharide composed of ... -
Usefulness of COMT gene polymorphisms in North African populations
( Elsevier B.V. , 2019 , Article)The COMT gene encodes for catechol-O-methyl-transferase, an enzyme playing a major role in regulation of synaptic catecholamine neurotransmitters. Investigating 4 markers of the COMT gene (rs2020917, rs4818, rs4680, ... -
User-Centric Networks Selection with Adaptive Data Compression for Smart Health
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)The increasing demand for intelligent and sustainable healthcare services has prompted the development of smart health systems. Rapid advances in wireless access technologies and in-network data reduction techniques can ... -
Using daily nighttime lights to monitor spatiotemporal patterns of human lifestyle under covid-19: The case of saudi arabia
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)A novel coronavirus, COVID-19, appeared at the beginning of 2020 and within a few months spread worldwide. The COVID-19 pandemic had some of its greatest impacts on social, economic and religious activities. This study ... -
Using Grades in Core Curriculum Chain Courses as Predictors of Academic Performance in Subsequent Courses: A Study at Qatar University
( SAGE Publications Inc. , 2023 , Article)The study aimed to investigate students' final grades in a linked course or chain course to determine any effect on students' academic performance in their next linked course. Courses with high D, F, and W grades were ... -
Using learning analytics to assess student learning in online courses
( University of Wollongong , 2016 , Article)Learning analytics can be used to enhance student engagement and performance in online courses. Using learning analytics, instructors can collect and analyze data about students and improve the design and delivery of ... -
Using Texts Which Address Local Issues to Create a Discursive Space within an Undergraduate Writing Course
( Routledge , 2019 , Article)This study explores whether collaboratively writing about local issues would enable learners to deepen their understanding of their relationship with their own social context. A discursive space within an English for ... -
Using Zebrafish for Investigating the Molecular Mechanisms of Drug-Induced Cardiotoxicity
( Hindawi Publishing Corporation , 2018 , Article)Over the last decade, the zebrafish (Danio rerio) has emerged as amodel organismfor cardiovascular research.Zebrafish have several advantages over mammalian models. For instance, the experimental cost of using zebrafish ... -
Utilization of 7-chloro-4-nitrobenzo-2-oxa-1,3-diazole (NBD-Cl) for spectrochemical determination of L-ornithine: A multivariate optimization-assisted approach
( Royal Society of Chemistry , 2019 , Article)A simple and highly sensitive univariate calibration strategy based on ultraviolet-visible (UV-Vis) absorption spectroscopy and assisted by multivariate screening and optimization was utilized for the determination of ... -
Utilization of nano-olive stones in environmental remediation of methylene blue from water 03 Chemical Sciences 0306 Physical Chemistry (incl. Structural)
( Springer , 2020 , Article)Background: The use of agricultural waste as a low-cost adsorbent for the removal of hazardous methylene blue (MB) from aqueous solution was investigated. In this research, the potentiality of using black nano olive stones ... -
Utilization of nitrogen-rich agricultural waste streams by microalgae for the production of protein and value-added compounds
( Elsevier B.V. , 2023 , Article)Current food and feed production practices via agricultural processes generate waste streams often rich in nitrogen. Conversion of the nitrogen in agricultural waste into valuable products would prevent environmental ...